Covanta Hempstead — Plant Summary
- EIA Plant ID
- 10642
- Capacity
- 78.6 MW
- Primary Fuel
- MSW
- Technology
- Municipal Solid Waste
- Status
- Operating
- Location
- Nassau, NY
- Operating Since
- 1989
- Generators
- 1
- Operator
- Covanta Hempstead Company
- Parent Company
- EQT
- Annual Generation
- 587,403 MWh
- Capacity Factor
- 85.3%
- Balancing Authority
- New York Independent System Operator
- ISO/RTO
- NYISO
- NERC Region
- NPCC
Covanta Hempstead
OperatingMuni. Waste
Ranked #1 of 10 Muni. Waste plants in NY#6 of 56 nationally
78.6 MW Muni. Waste operating in Nassau, NY — New York Independent System Operator
EIAGEMWD
78.6 MW
Nameplate Capacity
1
Generators
unit
Municipal Solid Waste
Technology
1989
Operating Since
Location
Coordinates
40.7389, -73.5906
County
Nassau, NY
Nearby Plants
- Mercy Medical CenterDistillate Oil3.6 MW · 6.6 km
- Altice - HicksvilleNatural Gas2 MW · 7.6 km
- Bethpage Power PlantNatural Gas239.6 MW · 7.7 km
Ownership & Operator
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Covanta Hempstead Company | Covanta Hempstead | — |
| Owner(s) | Covanta Hempstead Company | EQT | — |
| Status | Operating | operating | — |
Ownership Chain
About
Reworld Hempstead, formerly Covanta Hempstead, is a waste-to-energy plant in Uniondale, New York operated by Reworld. It is the tallest structure in Nassau County, and the fourth largest power generation facility on Long Island by net energy generated.
Read more on WikipediaCovanta Hempstead is a 78.6 MW waste-to-energy power plant located in Nassau County, New York. The plant, which began operating in 1989, utilizes municipal solid waste (MSW) as its primary fuel source. It has one generator. The facility is owned by EQT, a company based in Sweden, and operated by Covanta Hempstead Company. Covanta Hempstead is connected to the New York Independent System Operator (NYISO) grid and falls within the North American Electric Reliability Corporation (NERC) NPCC region.
In the most recent year of data, Covanta Hempstead generated 587,403 MWh of electricity, achieving a capacity factor of 85.3%. The plant is ranked as the largest of 10 waste-to-energy facilities in New York state, and the sixth largest of 56 such facilities nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
NPCC
Balancing Authority
New York Independent System Operator
Grid Voltage
69 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
Commercial Non-CHP
Generation
49.3K MWh
Latest Month
587.4K MWh
Annual Generation
85.3%
Capacity Factor
Jan 2023 – Dec 2025
Financial Data
No financial data available for this plant.
Pricing & Market Data
MEDIUM confidencePoint of Interconnection
Nearest Substation
ELEC_TRO_TEK
Substation Distance
< 10 km
Coord Source
NYISO direct
Market Position
ISO/RTO Market
NYISO
LMP Node
—
Pricing Hub
NYISO Zone K
Node Source
Shared substation inference
Substation identified. Node ID not yet resolved against ISO roster.
24086Nearby ISO Node
323695Substation
23647Substation
News & Articles (10)Beta
Regulatory·other
Judge OKs $1M settlement between Brookhaven, waste-to-energy plant
The ruling stems from a whistleblower lawsuit filed by a former employee of the former Covanta Hempstead plant who accused operators of...
Brookhaven (other)Covanta Hempstead (operator)
Newsday·1 years ago
Regulatory·state puc
Towns want NYS to consider waste-to-energy plants 'renewable" to protect them
The officials also want LIPA to hike the cost of power from the plants closer to what it pays for offshore-wind energy.
NYS (regulator)LIPA (other)
Newsday·1 years ago
Regulatory·state puc
DEC orders operator of waste-to-energy plant in Hempstead to pay more than $800,000
New York State on Friday ordered the operator of a waste-to-energy plant in Hempstead to pay $378,500 in penalties and another $500,000 to...
DEC (regulator)
Newsday·1 years ago
Industry·corporate
Tampa's growth is fueling a $500 million plan to burn more garbage
Officials want to expand waste-to-energy incinerators across Florida, which they say can be preferable to landfills.
NBC News·2 years ago
Last updated 2026-03-14
View all 10 articles